13 irqs, 14 miscellaneous (misc), Irqs – Kontron COMe-bP5020 User Manual
Page 31: Miscellaneous (misc), Irq routing scheme, Carrier come_bp5020

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User Guide
COMe-bP5020
2.5.2.13 IRQs
The COMe-bP5020 supports five IRQ inputs which can be configured for edge/level, high and low active usage. The operational
mode of the IRQs is programmed via the Carrier Interrupt Mode1 and Carrier Interrupt Mode2 registers. Refer to Chapter 3 for
further information.
The following figure demonstrates the IRQ routing of the COMe-bP5020.
F igure 5: IRQ Routing Scheme
2.5.2.14 Miscellaneous (MISC)
These signals are normally predefined for an X86 architecture board and have no defined functionality on Power Architecture®
CPUs. On the COMe-bP5020 these signals may be used as general purpose output.
Watchdog
Timer
IRQ1..5#
CPU_IRQ7..11#
Carrier
Interrupt
Mode
0x374
0x375
Interrupt
Enable
Board
Interrupt
Pending
0x376
0x377
0x378
0x37A
0x37B
0x37C
Interrupt
Multiplexer
0x380
0x381
1
5
1
PWROK
BATLOW#
WAKE0#
WAKE1#
CARRIER
COMe_bP5020
EXCD0_CPPE#
EXCD1_CPPE#
0x28C
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